<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>04_元素的放大与过渡</title>
  <style>
    div {
      width: 100px;
      height: 100px;
      background-color: #f00;
      margin: 100px auto 0;
      transition: 1s;
    }
    div:hover {
      background-color: #b3d4fc;
      border-radius: 50px;
      transform: scale(3) rotate(960deg);
    }
  </style>
</head>
<body>
  <div></div>
</body>
</html>
